Design & Visual Tools

Visual comparison

Screenshot Diff Tool

Compare UI screenshots pixel-by-pixel to detect visual changes. Perfect for QA testing, design reviews, and tracking UI regressions.

Pixel-Perfect Comparison

Upload Screenshots

Upload two screenshots to compare. Images will be automatically resized if dimensions don't match.

Screenshot 1 (Before)

Click to upload

or drag and drop

image/*
Screenshot 2 (After)

Click to upload

or drag and drop

image/*

Pro Tips

  • Lower threshold values (0-0.1) detect subtle color differences
  • Images with different dimensions will be automatically resized to match
  • Magenta highlights show pixel differences in the diff view
  • Use overlay mode to see differences in context with the original image
  • All processing happens in your browser - no server uploads required